List of longest highways
This article lists the world's longest road routes that are either officially numbered or otherwise known under a single name. Some of the roads may still be partially planned or under construction.
Longest highways overall
| Name | Length | Location | From | To | Notes | 
|---|---|---|---|---|---|
| Pan-American Highway | 30,000 km (19,000 mi)[1] | Americas | Prudhoe Bay, Alaska, United States  | 
Puerto Montt or Quellón, Chile  | 
Longest road according to the Guinness Book of Records.[2]
 Incomplete at the Darién Gap, causing the northern and southern segments to be actually about 11,500 and 9,600 km long respectively.  | 
| Asian Highway 1 | 20,557 km (12,774 mi) | Eurasia | Kapıkule, Turkey  | 
Tokyo, Japan  | 
Broken up by the Sea of Japan. | 
| Highway 1 | 14,500 km (9,000 mi) | Australia | Loop route | Longest route within a single country by joining partial roads. Not a straight single road. | |
| Asian Highway 2 | 13,177 km (8,188 mi) | Asia | Denpasar, Indonesia  | 
Khosravi, Iran  | 
Broken up by Bali Strait, Java Sea, and Karimata Strait. | 
| Trans-Siberian Highway | 11,000 km (6,800 mi) | Russia | St. Petersburg  | 
Vladivostok  | 
Longest non-loop route within a single country. | 
| Tripoli–Cape Town Highway | 10,808 km (6,716 mi) | Africa | Tripoli, Libya  | 
Cape Town, South Africa  | 
Longest Trans-African highway. Large sections remain missing. | 
| Asian Highway 6 | 10,475 km (6,509 mi) | Eurasia | Busan, South Korea  | 
Belarusian border, Russia  | 
|
| Asian Highway 5 | 10,380 km (6,450 mi) | Eurasia | Shanghai, China  | 
Bulgarian border, Turkey  | 
|
| Cairo–Cape Town Highway | 10,228 km (6,355 mi) | Africa | Cairo, Egypt  | 
Cape Town, South Africa  | 
Longest fully traversable Trans-African highway. | 
| National Highway 219 | 10,000 km (6,200 mi) | China | Kom-Kanas, Xinjiang  | 
Dongxing, Guangxi  | 
Longest route in China.
 Parts still under construction.  | 
| Asian Highway 9 | 10,000 km (6,200 mi) | Eurasia | St. Petersburg, Russia  | 
Lianyungang  | 
|
| National Highway 331 | 9,200 km (5,700 mi) | China | Dandong, Liaoning  | 
Altay, Xinjiang  | 
Parts still under construction. | 
| European route 40 | 8,690 km (5,400 mi) | Eurasia | Calais, France  | 
Ridder, Kazakhstan  | 
Longest E-road. | 
| Cairo–Dakar Highway | 8,636 km (5,366 mi) | Africa | Cairo, Egypt  | 
Dakar, Senegal  | 
Part of Trans-African highway network | 
| European route 60 | 8,200 km (5,100 mi) | Eurasia | Brest, France  | 
Irkeshtam, Kyrgyzstan  | 
|
| National Highway 228 | 7,800 km (4,800 mi)[3] | China | Dandong, Liaoning  | 
Dongxing, Guangxi  | 
Parts still under construction | 
| Trans-Canada Highway | 7,476 km (4,645 mi) | Canada | Victoria and Haida Gwaii, British Columbia  | 
St. John's, Newfoundland and Labrador  | 
Longest road route in Canada. | 
| Asian Highway 3 | 7,331 km (4,555 mi) | Asia | Ulan-Ude, Russia  | 
Chiang Rai, Thailand  | 
Divided into two unconnected sections. | 
| European route 45 | 5,190 km (3,220 mi) | Europe | Alta, Norway  | 
Gela, Sicily, Italy  | 
Longest north–south European route. | 
| Golden Quadrilateral | 5,846 km (3,633 mi) | India | Loop route in India  | 
Longest road route in India. | |
| U.S. Route 20 | 5,415 km (3,365 mi) | United States | Newport, Oregon  | 
Boston, Massachusetts  | 
Longest road in the United States.[4] | 
| Ruta Nacional 40 | 5,194 km (3,227 mi) | Argentina | Cape Virgenes, Santa Cruz Province, Argentina  | 
La Quiaca, Provincia de Jujuy  | 
At km 4601 is the highest road outside the Himalayas with 5000 msal and the longest in South America. | 
| Interstate 90 | 4,861 km (3,020 mi) | United States | Seattle, Washington  | 
Boston, Massachusetts  | 
Longest Expressway. | 
| BR-116 | 4,714 km (2,929 mi) | Brazil | Fortaleza-CE  | 
Jaguarão-RS  | 
Longest highway in Brazil. | 
| BR-101 | 4,658 km (2,894 mi) | Brazil | Touros-RN  | 
São José do Norte-RS  | 
Second longest highway in Brazil. | 
| National Highway 27 | 4,112 km
 (2,555 mi)  | 
India | Porbandar, Gujarat  | 
Silchar, Assam  | 
Longest national highway of India | 
| National Highway 44 | 3,717 km
 (2309 mi)  | 
India | Srinagar, Jammu and Kashmir  | 
Kanyakumari, Tamil Nadu  | 
North - South National highway in India. | 
| Grand Trunk Road | 3,655 km
 (2272 mi)  | 
Asia | Kabul, Afghanistan | Teknaf, Cox Bazar, Bangladesh | Oldest highway in Asia and the world. | 
| Chile Route 5 | 3,364 km (2,090 mi) | Chile | Peruvian border at Arica  | 
Puerto Montt  | 
Part of the Pan-American Highway. | 
| Pan-Philippine Highway (AH26) | 3,380 km (2,100 mi) | Philippines | Laoag  | 
Zamboanga  | 
Longest highway in Southeast Asia. | 
| National route 1 | 3,087 km (1,918 mi) | DR Congo | Boma  | 
Lubumbashi  | 
Longest national highway in Africa. | 
Longest controlled-access highways
See also
References
- ^ "A Gap in the Andes: Image of the Day". earthobservatory.nasa.gov. 2015-04-02. Retrieved 2017-01-22.
 - ^ "The longest roads in the world". www.dangerousroads.org. Retrieved 2021-09-30.
 - ^ "竖屏财经丨7800公里长的228国道 怎一个壮观了得 - 21财经". m.21jingji.com. Retrieved 2021-09-30.
 - ^ Weingroff, Richard (October 17, 2013). "Ask the Rambler: What Is The Longest Road in the United States?". Federal Highway Administration. Retrieved December 4, 2014.
 - ^ "G7京新高速公路全线贯通-图片报道-中华人民共和国交通运输部". 17 July 2017. Archived from the original on 13 November 2017.
 - ^ "Chapter 3: Current Status of ASEAN Transport Sector" (PDF). Jakarta: ERIA Study Team and ASEAN Secretariat as part of ASEAN Strategic Transport Plan 2011–2015. October 2010: 3–1/3–95. Retrieved 16 November 2013. 
{{cite journal}}: Cite journal requires|journal=(help) - ^ "6 Most Dangerous Highways In Malaysia". TOC Automotive College. 2019-03-26. Retrieved 2023-09-18.
 - ^ Media, Kompas Cyber (2015-02-27). "Ini Rincian Rencana Pembangunan Tol Trans Sumatera". KOMPAS.com (in Indonesian). Retrieved 2024-03-14.